22161585

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{20809}}^1$

素因数の和:20888

約数の個数: 16

約数和(自身を含む): 35959680

約数和(自身を除く): 13798095

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 20809, 62427, 104045, 312135, 1477439, 4432317, 7387195, 22161585]

約数ペア:

[(1, 22161585), (3, 7387195), (5, 4432317), (15, 1477439), (71, 312135), (213, 104045), (355, 62427), (1065, 20809)]